# Contributing to MAT2The main repository for MAT2 is on [0xacab](https://0xacab.org/jvoisin/mat2),with a mirror on [gitlab.com](https://gitlab.com/jvoisin/mat2).Do feel free to pick up [an issue](https://0xacab.org/jvoisin/mat2/issues)and to send a pull-request. Please do check that everything is fine by running thetestsuite with `python3 -m unittest discover -v` before submitting one :)

9. Create the signed tarball with `git archive --format=tar.xz --prefix=mat-$VERSION/ $VERSION > mat-$VERSION.tar.xz`10. Sign the tarball with `gpg --armor --detach-sign mat-$VERSION.tar.xz`11. Upload the result on Gitlab's [tag page](https://0xacab.org/jvoisin/mat2/tags) and add the changelog there